The U.S. Securities and Exchange Commission (SEC) is an agency of the United States federal government. It holds primary responsibility for enforcing the fedSeal of the U.S. Securities and Exchange Commi...eral securities laws, proposing securities rules, and regulating the securities industry, thenation’s stock and options exchanges, and other activities and organizations relating to stock, securities and public companies in the United States.

The SEC was created by the Securities Exchange Act of 1934,  commonly referred to as the Exchange Act or the 1934 Act.

Wikipedia Securities and Exchange Commission Page